feature/additional_information (#30)

Fixes #12

Co-authored-by: Tim Lorsbach <tim@lorsba.ch>
Reviewed-on: enviPath/enviPy#30

templates/errors/user_account_inactive.html

@@ -0,0 +1,12 @@
+{% extends "framework.html" %}
+{% load static %}
+{% block content %}
+
+    <div class="alert alert-error" role="alert">
+        <h4 class="alert-heading">Your account has not been activated yet!</h4>
+        <p>Your account has not been activated yet. If you have question <a href="mailto:admin@envipath.org">contact
+            us.</a>
+        </p>
+    </div>
+
+{% endblock content %}